278323371

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2025

約数の個数: 40

約数和(自身を含む): 444573360

約数和(自身を除く): 166249989

約数列:

[1, 3, 9, 17, 27, 51, 81, 107, 153, 321, 459, 963, 1377, 1819, 1889, 2889, 5457, 5667, 8667, 16371, 17001, 32113, 49113, 51003, 96339, 147339, 153009, 202123, 289017, 606369, 867051, 1819107, 2601153, 3436091, 5457321, 10308273, 16371963, 30924819, 92774457, 278323371]

約数ペア:

[(1, 278323371), (3, 92774457), (9, 30924819), (17, 16371963), (27, 10308273), (51, 5457321), (81, 3436091), (107, 2601153), (153, 1819107), (321, 867051), (459, 606369), (963, 289017), (1377, 202123), (1819, 153009), (1889, 147339), (2889, 96339), (5457, 51003), (5667, 49113), (8667, 32113), (16371, 17001)]